Implement support for disabling sync through configuration management.

chrome/browser/configuration_policy_pref_store.h

Index: chrome/browser/configuration_policy_pref_store.h
diff --git a/chrome/browser/configuration_policy_pref_store.h b/chrome/browser/configuration_policy_pref_store.h
index b87f421763989d5b4cc286e77df597c5dbbed874..5035cba333e23f0bbbf48356ff99610d9d5b61c0 100644
--- a/chrome/browser/configuration_policy_pref_store.h
+++ b/chrome/browser/configuration_policy_pref_store.h
@@ -85,8 +85,11 @@ class ConfigurationPolicyPrefStore : public PrefStore,
   // of |value| in the case that the policy is proxy-specific.
   bool ApplyProxyPolicy(PolicyType policy, Value* value);
 
+  // Handles sync-related policies. Returns true if the policy was handled.
+  // Assumes ownership of |value| in that case.
+  bool ApplySyncPolicy(PolicyType policy, Value* value);
+
   DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyPrefStore);
 };
 
 #endif  // CHROME_BROWSER_CONFIGURATION_POLICY_PREF_STORE_H_
-